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Finding the Fourth Proportional to 6,668.98, 10,008.87 and 3,383.01

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Solution

The fourth proportional to 6,668.98, 10,008.87 and 3,383.01 is: 5,077.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,668.98 : 10,008.87 = 3,383.01 : x
  2. Step 2: Convert to fraction form
    6,668.98/10,008.87 = 3,383.01/x
  3. Step 3: Cross multiply
    6,668.98x = 10,008.87 × 3,383.01
  4. Step 4: Simplify right side
    6,668.98x = 33,860,107.30
  5. Step 5: Solve for x
    x = 33,860,107.30/6,668.98
  6. Step 6: Final answer
    x = 5,077.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.